.header_box{
  width: 100vmax;
  height: 60px;
  background-color: #61dafb;
  display: flex;
  align-items: center;
  justify-content: center;

  a{
    padding: 0 20px;
    text-decoration: none;
    font-size: 16px;
  }

  .active-link {
    color: red; /* 选中时的文字颜色 */
    font-weight: bold; /* 选中时的文字加粗 */
  }
  
  .inactive-link {
    color: black; /* 未选中时的文字颜色 */
  }
}


